211439901

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{22453}}^1$

素因数の和:22572

約数の個数: 16

約数和(自身を含む): 292440896

約数和(自身を除く): 81000995

約数列:

[1, 3, 43, 73, 129, 219, 3139, 9417, 22453, 67359, 965479, 1639069, 2896437, 4917207, 70479967, 211439901]

約数ペア:

[(1, 211439901), (3, 70479967), (43, 4917207), (73, 2896437), (129, 1639069), (219, 965479), (3139, 67359), (9417, 22453)]